STM PDF

Connectors for electrical and electronic equipment - Part 7- Detail specification for up to 7 ways including PE or FE (data power) and shield pin, free and fixed circular connectors for balanced single-pair data transmission with current-carrying capacity - Mechanical mating information, pin assignment and additional requirements for type 7. IEC 63171-7-2023-05(en). Original standard IEC 63171-7-2023 in PDF full version. Additional info + preview on request

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Electrical accessories - Methodology for determining the energy efficiency class of electrical accessories. Original standard IEC 63172-2020 in PDF full version. Additional info + preview on request

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Maritime navigation and radiocommunication equipment and systems - Data interfaces - Part 1- S-421 route plan based on S-100. IEC 63173-1-2021-06(en-fr). Original standard IEC 63173-1-2021 in PDF full version. Additional info + preview on request

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Maritime navigation and radiocommunication equipment and systems - Data interfaces - Part 2- Secure communication between ship and shore (SECOM). IEC 63173-2-2022-05(en-fr). Original standard IEC 63173-2-2022 in PDF full version. Additional info + preview on request

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Electrically operated toothbrushes - Methods for measuring the performance. IEC 63174-2021-11(en-fr). Original standard IEC 63174-2021 in PDF full version. Additional info + preview on request

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Fixed energy high intensity proton cyclotron within the energy range of 10 MeV to less than 30 MeV. IEC 63175-2021-11(en). Original standard IEC 63175-2021 in PDF full version. Additional info + preview on request

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